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Water-Year Summary for Site 07348000

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Available Parameters
00065 Gage height(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2019
07348000 Twelvemile Bayou near Dixie, LA
LOCATION - Lat 32°38'45", long 93°52'40" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.14, T.19 N., R.15 W., Caddo Parish, LA, Hydrologic Unit 11140304, near right bank on downstream side of pier of bridge on State Highway 173, 0.1 mi downstream from Cottonwood Bayou, 4.2 mi southwest of Dixie, 5.5 mi downstream from Caddo Lake, and 17.3 mi upstream from mouth.
DRAINAGE AREA - 3,137 mi².
SURFACE-WATER RECORDS
GAGE - Datum of gage is 136.12 ft above NGVD of 1929. Prior to Sept. 5, 1947, nonrecording gage, and Sept. 5, 1947 to June 26, 1978, water-stage recorder at present site. Datum of gage was lost during 1979 bridge construction. Gage was re-established in 1981 at present datum. Prior to June 26, 1978, at datum 3.88 ft higher. Oct. 1, 1950 to Sept. 30, 1962, at datum 7.76 ft higher. Aug. 13, 1942 to Sep. 30, 1950, at datum 9.76 ft higher. Nonrecording gage for Twelvemile Bayou near Mooringsport station 07347950) used as supplementary gage June 27, 1978, to May 7, 1981. Datum of supplementary gage, 140.00 ft above sea level (levels by Corps of Engineers). Water-stage recorder for Twelvemile Bayou below Dixie (station 07348010) used as auxiliary gage for this station from 1979-1995. Prior to May 7, 1981, nonrecording gage for Red River at Shreveport (station 07348500) used as auxiliary gage.
REMARKS - Gage operated as part of a flood alert system for Caddo and Bossier Parishes. Satellite telemetry at station. Regulation in the form of storage is affected by Caddo Lake Dam, 5.5 miles upstream. Fixed Crest dam. Flow discharges into Twelvemile Bayou from Cottonwood Bayou through flood gates when stage outside the levee exceeds stage inside.